@article{141,
  keywords = {paper},
  author = {J.J. Kas and John Rehr and Lucia Reining},
  title = {Cumulant expansion of the retarded one-electron Green function},
  year = {2014},
  journal = {Phys. Rev. B},
  volume = {90},
  pages = {085112},
  month = {Aug},
  publisher = {American Physical Society},
  url = {http://link.aps.org/doi/10.1103/PhysRevB.90.085112},
  doi = {10.1103/PhysRevB.90.085112},
}